<template>
  <div>
    <!-- 面包屑导航栏 -->
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item><a href="/">商品管理</a></el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
            <el-button type="primary" @click="goAddpage">添加商品</el-button>
        </el-col>
      </el-row>

      <!-- 商品列表 -->
      <el-table :data="goodsList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
        <el-table-column label="创建时间"  width="140px">
            <template v-slot="scope">
                  {{scope.row.upd_time | dataFormat}}
            </template>
        </el-table-column>
        <el-table-column label="操作" width="130px" >
            <template v-slot='scope'>
                <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                <el-button type="danger" icon="el-icon-delete"  size="mini"
                 @click="removeById(scope.row.goods_id)"
                ></el-button>
            </template>
        </el-table-column>
      </el-table>

      <!-- 分页功能 -->
        <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[5, 10, 15]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
    data() {
        return {
            //获取数据配置项
            queryInfo :{
                query: '',
                pagenum : 1,
                pagesize : 5
            },
            //商品数据
            goodsList : [],
            //商品总条数
            total : 0
        }
    },
    created () {
        this.getGoodsList()
    },
    methods : {
        //获取商品列表数据
   async getGoodsList() {
    const {data:res} = await this.$http.get('goods',{params : this.queryInfo})
      if(res.meta.status !== 200) return this.$message.error('获取数据失败')
    //    console.log(res);
    //   this.$message.success(res.meta.msg)
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    //页码变化
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
       this.getGoodsList()
    },
    handleCurrentChange(newPage) {
        this.queryInfo.pagenum = newPage
           this.getGoodsList()
    },
    //删除分类
  async  removeById(id) {
      const confirmRetul = await  this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=> err)
        if(confirmRetul !=='confirm') return this.$message.info('已取消')
        
     const {data:res} = await   this.$http.delete('goods/' + id)
     if(res.meta.status !== 200) return this.$message.error('删除失败')
     this.$message.success(res.meta.msg)
     //重新渲染页面
       this.getGoodsList()
     },
     //添加商品
     goAddpage() {
         this.$router.push({
             path:'/goods/add'
         })
     }
    },
    
};
</script>

<style>
</style>